package com.example.Announcement.service;


import com.example.Announcement.domain.Announcement;
import org.springframework.stereotype.Service;

import java.util.List;


public interface IAnnouncementService {



    List<Announcement> selectAnnouncement(Announcement announcement);

    void insertAnnouncement(Announcement announcement);

    void updateAnnouncementById(Announcement announcement);

    void delAnnouncementById(String announcementId);
}
